No batteries required! This supercapacitor-based jump starter harnesses power from the weak battery power of your car or other power sources to recharge the capacitors within the unit. Built-in supercapacitors have 60 times more power density than the ordinary batteries hence its ability to recharge within a short time, as well as avoiding risks of spark or explosion. You can store it while drained for a period of time or years and it will only need a few minutes to be instantly charged, making it a maintenance-free product. This jump starter is suitable for vehicles up to 5.0L gas/3.0L diesel engine, e.g. a sedan, SUV, van, truck, boat, and more.

Harnesses power from the weak battery power of your car or other power sources to recharge

60x more power density than ordinary batteries for faster recharge & less risks

Works in -40℃/-40℉ temperature conditions even during snowstorms or blizzards

Resists high temperature 70℃/158℉

Withstands more than 100,000 times frequent & repeated use and lasts up to 20 years